Mathematical Inequalities & Applications · Volume 15, Issue 2

Approximation by Nӧrlund means of double Walsh-Fourier series for Lipschitz functions

15-25 Pages 301-322 DOI 10.7153/mia-15-25

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Authors

Károly Nagy

Keywords

Walsh group Walsh system Walsh-Fourier series Nörlund mean two-dimensional system approximation

Subject classes

42C10